package com.example.demo.handler;
import com.alibaba.fastjson.JSON;

import com.example.demo.uilt.ResponseResult;
import com.example.demo.uilt.WebUtils;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;


import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 自定义认证失败的处理
 */
@Component
public class AuthenticationEntryPointImpl implements AuthenticationEntryPoint {
  @Override
  public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException authException) throws IOException, ServletException {
    ResponseResult result = new ResponseResult(HttpStatus.UNAUTHORIZED.value(), "认证失败请重新登录");
    String json = JSON.toJSONString(result);

    WebUtils.renderString(response,json);

  }
}